Home / 2,847,428.61-3,931,285.39-2,540,977.97

Finding the Fourth Proportional to 2,847,428.61, 3,931,285.39 and 2,540,977.97

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Solution

The fourth proportional to 2,847,428.61, 3,931,285.39 and 2,540,977.97 is: 3,508,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,428.61 : 3,931,285.39 = 2,540,977.97 : x
  2. Step 2: Convert to fraction form
    2,847,428.61/3,931,285.39 = 2,540,977.97/x
  3. Step 3: Cross multiply
    2,847,428.61x = 3,931,285.39 × 2,540,977.97
  4. Step 4: Simplify right side
    2,847,428.61x = 9,989,309,537,411.54
  5. Step 5: Solve for x
    x = 9,989,309,537,411.54/2,847,428.61
  6. Step 6: Final answer
    x = 3,508,186.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.